From deb48ff48b186ff77a7e9d3b3ab724ff4c3c340f Mon Sep 17 00:00:00 2001
From: Dima Krasner <dima@dimakrasner.com>
Date: Tue, 19 Jul 2022 20:12:03 +0300
Subject: [PATCH] force line-buffered stdout if stdout is not a tty

---
 dwl.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/dwl.c b/dwl.c
index 7a585d5..6464289 100644
--- a/dwl.c
+++ b/dwl.c
@@ -1674,7 +1674,6 @@ printstatus(void)
 				sel, urg);
 		printf("%s layout %s\n", m->wlr_output->name, m->lt[m->sellt]->symbol);
 	}
-	fflush(stdout);
 }
 
 void
@@ -1943,6 +1942,9 @@ setsel(struct wl_listener *listener, void *data)
 void
 setup(void)
 {
+	/* Force line-buffered stdout */
+	setvbuf(stdout, NULL, _IOLBF, 0);
+
 	/* The Wayland display is managed by libwayland. It handles accepting
 	 * clients from the Unix socket, manging Wayland globals, and so on. */
 	dpy = wl_display_create();